| Oberliga Niederrhein 2019/2020 - Appearances as Assistant | ||||
| 08/03/2020 | Sportfreunde Niederwenigern | - | 1. FC Monheim | 4:1 |
| Oberliga Niederrhein 2019/2020 - Appearances as Assistant | ||||
| 08/03/2020 | Sportfreunde Niederwenigern | - | 1. FC Monheim | 4:1 |
| Complete name: | Gerrit Wiesner |
| Born: | |
| Place of birth: |
Duisburg, 
Germany |
| Nationality: |
Germany |
| Club: | MTV Union Hamborn |